Mirror assembly



FIG. 1 is a front view of the mirror assembly, showing my new design;

FIG. 2 is a left-side view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom, perspective view thereof. 

The ornamental design for a mirror assembly, as shown and described. 